<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<link rel="stylesheet" href="css/common.css" type="text/css" />
<title>显示/隐藏左侧导航栏</title>
</head>
<script language="JavaScript">
	function Submit_onclick() {
		if (parent.myFrame.cols == "199,7,*") {
			parent.myFrame.cols = "0,7,*";
			document.getElementById("ImgArrow").src = "images/switch_right.gif";
			document.getElementById("ImgArrow").alt = "打开左侧导航栏";
		} else {
			parent.myFrame.cols = "199,7,*";
			document.getElementById("ImgArrow").src = "images/switch_left.gif";
			document.getElementById("ImgArrow").alt = "隐藏左侧导航栏";
		}
	}

	function MyLoad() {
		if (window.parent.location.href.indexOf("MainUrl") > 0) {
			window.top.midFrame.document.getElementById("ImgArrow").src = "images/switch_right.gif";
		}
	}
</script>
<body onload="MyLoad()">
	<div id="switchpic">
		<a href="javascript:Submit_onclick()"><img
			src="images/switch_left.gif" alt="隐藏左侧导航栏" id="ImgArrow" /></a>
	</div>
</body>
</html>
